RAJIV GANDHI UNIVERSITY OF HEALTH SCIENCES

ANA frequency increases with age in apparently healthy people, especially women after the age of 45 years. ANA ELISA is widely used as a screening procedure for different autoimmune diseases. PRINCIPLE OF THE TEST. Diluted patient serum is added to wells coated with purified ANA antigen. ANA IgG specific antibody, if present, binds to the antigen. ................
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